1 files changed, 30 insertions, 31 deletions
diff --git a/engines/titanic/titanic.h b/engines/titanic/titanic.h
index 4742f51d82..cf0a4d3c67 100644
--- a/engines/titanic/titanic.h
+++ b/engines/titanic/titanic.h
@@ -23,23 +23,13 @@
 #ifndef TITANIC_TITANIC_H
 #define TITANIC_TITANIC_H
 
-#include "common/scummsys.h"
-#include "common/random.h"
-#include "common/str-array.h"
-#include "common/system.h"
-#include "common/serializer.h"
-#include "engines/advancedDetector.h"
-#include "engines/engine.h"
-#include "graphics/screen.h"
-#include "titanic/debugger.h"
-#include "titanic/events.h"
-#include "titanic/support/files_manager.h"
-#include "titanic/main_game_window.h"
-#include "titanic/support/exe_resources.h"
-#include "titanic/support/movie_manager.h"
-#include "titanic/support/screen_manager.h"
-#include "titanic/support/string.h"
-#include "titanic/true_talk/tt_script_base.h"
+#include "common/random.h" // getRandomNumber and getRandomFloat
+#include "engines/engine.h" // class Engine
+#include "titanic/support/exe_resources.h" // class CExeResources
+#include "titanic/support/movie_manager.h" // class CMovieManager
+#include "titanic/support/string.h" // class StringArray;
+#include "titanic/support/strings.h" // class Strings;
+#include "common/language.h" // Language enum
 
 /**
  * This is the namespace of the Titanic engine.
@@ -49,24 +39,25 @@
  * Games using this engine:
  * - Starship Titanic
  */
-namespace Titanic {
 
-enum TitanicDebugChannels {
-	kDebugCore      = 1 << 0,
-	kDebugScripts	= 1 << 1,
-	kDebugGraphics	= 1 << 2,
-	kDebugStarfield = 1 << 3
-};
+class OSystem;
+
+namespace Graphics {
+class Screen;
+}
+
+namespace Common {
+class Error;
+class FSNode;
+}
+
+namespace Titanic {
 
 #define TITANIC_SAVEGAME_VERSION 1
 
 #define SCREEN_WIDTH 640
 #define SCREEN_HEIGHT 480
 
-#define DEBUG_BASIC 1
-#define DEBUG_INTERMEDIATE 2
-#define DEBUG_DETAILED 3
-
 #define TOTAL_ITEMS 46
 #define TOTAL_ROOMS 34
 
@@ -80,8 +71,16 @@ enum TitanicDebugChannels {
 // the game redundantly suggest removing the fuse, which is wrong
 //#define FIX_DISPENSOR_TEMPATURE
 
+class CFilesManager;
+class CMainGameWindow;
+class CString;
+class CTrueTalkManager;
+class Debugger;
+class Events;
+class OSScreenManager;
+class CScriptHandler;
+class TTscriptBase;
 struct TitanicGameDescription;
-class TitanicEngine;
 
 class TitanicEngine : public Engine {
 private:
@@ -172,12 +171,12 @@ public:
 	bool isGerman() const { return getLanguage() == Common::DE_DEU; }
 
 	/**
-	 * Gets a random number
+	 * Returns a uniform random unsigned integer in the interval [0, max]
 	 */
 	uint getRandomNumber(uint max) { return _randomSource.getRandomNumber(max); }
 
 	/**
-	 * Returns a random floating point number between 0.0 to 65535.0
+	 * Returns a uniform random floating point number in the interval [0.0, 65535.0]
 	 */
 	double getRandomFloat() { return getRandomNumber(0xfffffffe) * 0.000015259022; }